package com.cyy.dao.impl;

import com.cyy.dao.BookDao;
import org.springframework.stereotype.Repository;

/**
 * @author CYY
 * @since 2022/5/17
 */
@Repository
public class BookDaoImpl implements BookDao {

    @Override
    public void update() {
        System.out.println("book dao update is running...");
    }

    @Override
    public int select() {
        System.out.println("book dao select is running...");
        //int i = 1/0;
        return 100;
    }

}
